package com.len.controller;

/**
 * @author jp_cyl
 * @description
 * @date 2019/8/12
 */
public class test {

    public static void main (String[]args){
        byte a = 127; //right

        byte b = 41; //right
        long q = 2111111111111111111L;
        float e =  9999999999999999999222999911111111.955F;
        for (int i = 0; i < 10; i++) {
            int r =i;
          System.out.print(i);
        }

//        byte c = a + b; // wrong

        byte d = (byte)(a + b); // right

        System.out.println(d);
    }
    public void aa(){

    }
}
